William I. McCann
Agency patch
Patrolman

William I. McCann

Chicago Police Department — Chicago, IL
Felonious
End of Watch September 16, 1930
Age 38
Tour of Duty 2 yrs 2 mo
Badge 34
The Vigil Panel 60 ›
Gender Male

Incident

Patrolman William McCann was shot and killed while responding to a burglary in progress call at 1134 W 111th Street. In the confusion of the burglary, the frightened citizen mistook Patrolman McCann for the perpetrator and fired a shot, fatally wounding him. Patrolman McCann had served with the Chicago Police Department for over two years.

Survivors

He was survived by his wife, two sons, father, and siblings.

In Our Keeping

Permanent identifier
BO-US-IL-9D6E4D34
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
April 2, 2026
Last updated
July 23, 2026

Honored here by 1 sentinel - 1 tribute.

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Tributes

I never knew you. I am standing here anyway.
Patrolman McCann gave the Chicago Police Department 2 years.
Thank you for your service to the Chicago community. Gone but never to be forgotten.
Rest easy, Patrolman McCann.

— S. Vincent Anthony, U.S. Army 1985-1993

Agency

Location Chicago, IL
Platform Identity cpd.cook.il.us.gov.nw

Service Record

End of Watch September 16, 1930
Tour of Duty 2 yrs 2 mo
Age 38
Badge Number 34
Gender Male

Incident Details

Cause Felonious
Weapon Gun; Unknown type
Offender Not available

Patrolman William I. McCann is one of 17,623 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 54.2% of all 32,508 officers honored here.

In IL, 842 of 1,318 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 63.9% of this state's fallen. That is 9.7 percentage points above the national rate of 54.2%.

At Chicago Police Department, 396 of 571 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 69.4% of this agency's fallen.

Chicago Police Department
396
of 571 officers
69.4% Felonious
IL — Statewide
842
of 1,318 officers
63.9% Felonious
Nationwide
17,623
of 32,508 officers
54.2% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. William I. McCann's cause is highlighted.

Felonious
17,623 (54.2%)
Accident
10,088 (31%)
Illness
2,974 (9.1%)
Cardiac
1,306 (4%)
Undetermined
260 (0.8%)
Suicide
256 (0.8%)
vehicular
1 (0%)

How William I. McCann Compares

Age at End of Watch
38
This officer
Avg for Felonious: 39.0 years
Years of Service
2.2
This officer
Avg for Felonious: 8.5 years

Offender Outcome

Not available

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. William I. McCann is highlighted in Sep.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,517
May
1,505
Jun
1,443
Jul
1,587
Aug
1,516
Sep
1,553
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. William I. McCann was killed by gun; unknown type.

Gun; Unknown type
5,083
Handgun
2,077
Shotgun
922
Officer's handgun
909
Automobile; Alcohol involved
530
Rifle
518

Incident Location